Home / 1,415,233.20-2,122,849.80-529,114.80

Finding the Fourth Proportional to 1,415,233.20, 2,122,849.80 and 529,114.80

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Solution

The fourth proportional to 1,415,233.20, 2,122,849.80 and 529,114.80 is: 793,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,233.20 : 2,122,849.80 = 529,114.80 : x
  2. Step 2: Convert to fraction form
    1,415,233.20/2,122,849.80 = 529,114.80/x
  3. Step 3: Cross multiply
    1,415,233.20x = 2,122,849.80 × 529,114.80
  4. Step 4: Simplify right side
    1,415,233.20x = 1,123,231,247,357.04
  5. Step 5: Solve for x
    x = 1,123,231,247,357.04/1,415,233.20
  6. Step 6: Final answer
    x = 793,672.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.